3.67/1.71 WORST_CASE(Omega(n^1), O(n^1)) 3.67/1.72 proof of /export/starexec/sandbox2/benchmark/theBenchmark.xml 3.67/1.72 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 3.67/1.72 3.67/1.72 3.67/1.72 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.67/1.72 3.67/1.72 (0) CpxTRS 3.67/1.72 (1) RelTrsToTrsProof [UPPER BOUND(ID), 0 ms] 3.67/1.72 (2) CpxTRS 3.67/1.72 (3) CpxTrsMatchBoundsTAProof [FINISHED, 123 ms] 3.67/1.72 (4) BOUNDS(1, n^1) 3.67/1.72 (5) RelTrsToDecreasingLoopProblemProof [LOWER BOUND(ID), 0 ms] 3.67/1.72 (6) TRS for Loop Detection 3.67/1.72 (7) DecreasingLoopProof [LOWER BOUND(ID), 0 ms] 3.67/1.72 (8) BEST 3.67/1.72 (9) proven lower bound 3.67/1.72 (10) LowerBoundPropagationProof [FINISHED, 0 ms] 3.67/1.72 (11) BOUNDS(n^1, INF) 3.67/1.72 (12) TRS for Loop Detection 3.67/1.72 3.67/1.72 3.67/1.72 ---------------------------------------- 3.67/1.72 3.67/1.72 (0) 3.67/1.72 Obligation: 3.67/1.72 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.67/1.72 3.67/1.72 3.67/1.72 The TRS R consists of the following rules: 3.67/1.72 3.67/1.72 not(true) -> false 3.67/1.72 not(false) -> true 3.67/1.72 evenodd(x, 0) -> not(evenodd(x, s(0))) 3.67/1.72 evenodd(0, s(0)) -> false 3.67/1.72 evenodd(s(x), s(0)) -> evenodd(x, 0) 3.67/1.72 3.67/1.72 S is empty. 3.67/1.72 Rewrite Strategy: INNERMOST 3.67/1.72 ---------------------------------------- 3.67/1.72 3.67/1.72 (1) RelTrsToTrsProof (UPPER BOUND(ID)) 3.67/1.72 transformed relative TRS to TRS 3.67/1.72 ---------------------------------------- 3.67/1.72 3.67/1.72 (2) 3.67/1.72 Obligation: 3.67/1.72 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(1, n^1). 3.67/1.72 3.67/1.72 3.67/1.72 The TRS R consists of the following rules: 3.67/1.72 3.67/1.72 not(true) -> false 3.67/1.72 not(false) -> true 3.67/1.72 evenodd(x, 0) -> not(evenodd(x, s(0))) 3.67/1.72 evenodd(0, s(0)) -> false 3.67/1.72 evenodd(s(x), s(0)) -> evenodd(x, 0) 3.67/1.72 3.67/1.72 S is empty. 3.67/1.72 Rewrite Strategy: INNERMOST 3.67/1.72 ---------------------------------------- 3.67/1.72 3.67/1.72 (3) CpxTrsMatchBoundsTAProof (FINISHED) 3.67/1.72 A linear upper bound on the runtime complexity of the TRS R could be shown with a Match-Bound[TAB_LEFTLINEAR,TAB_NONLEFTLINEAR] (for contructor-based start-terms) of 3. 3.67/1.72 3.67/1.72 The compatible tree automaton used to show the Match-Boundedness (for constructor-based start-terms) is represented by: 3.67/1.72 final states : [1, 2] 3.67/1.72 transitions: 3.67/1.72 true0() -> 0 3.67/1.72 false0() -> 0 3.67/1.72 00() -> 0 3.67/1.72 s0(0) -> 0 3.67/1.72 not0(0) -> 1 3.67/1.72 evenodd0(0, 0) -> 2 3.67/1.72 false1() -> 1 3.67/1.72 true1() -> 1 3.67/1.72 01() -> 5 3.67/1.72 s1(5) -> 4 3.67/1.72 evenodd1(0, 4) -> 3 3.67/1.72 not1(3) -> 2 3.67/1.72 false1() -> 2 3.67/1.72 01() -> 6 3.67/1.72 evenodd1(0, 6) -> 2 3.67/1.72 02() -> 9 3.67/1.72 s2(9) -> 8 3.67/1.72 evenodd2(0, 8) -> 7 3.67/1.72 not2(7) -> 2 3.67/1.72 false1() -> 3 3.67/1.72 evenodd1(0, 6) -> 3 3.67/1.72 true2() -> 2 3.67/1.72 not2(7) -> 3 3.67/1.72 false1() -> 7 3.67/1.72 evenodd1(0, 6) -> 7 3.67/1.72 not2(7) -> 7 3.67/1.72 true2() -> 3 3.67/1.72 true2() -> 7 3.67/1.72 false2() -> 2 3.67/1.72 false3() -> 2 3.67/1.72 false3() -> 3 3.67/1.72 false3() -> 7 3.67/1.72 true3() -> 2 3.67/1.72 true3() -> 3 3.67/1.72 true3() -> 7 3.67/1.72 3.67/1.72 ---------------------------------------- 3.67/1.72 3.67/1.72 (4) 3.67/1.72 BOUNDS(1, n^1) 3.67/1.72 3.67/1.72 ---------------------------------------- 3.67/1.72 3.67/1.72 (5) RelTrsToDecreasingLoopProblemProof (LOWER BOUND(ID)) 3.67/1.72 Transformed a relative TRS into a decreasing-loop problem. 3.67/1.72 ---------------------------------------- 3.67/1.72 3.67/1.72 (6) 3.67/1.72 Obligation: 3.67/1.72 Analyzing the following TRS for decreasing loops: 3.67/1.72 3.67/1.72 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.67/1.72 3.67/1.72 3.67/1.72 The TRS R consists of the following rules: 3.67/1.72 3.67/1.72 not(true) -> false 3.67/1.72 not(false) -> true 3.67/1.72 evenodd(x, 0) -> not(evenodd(x, s(0))) 3.67/1.72 evenodd(0, s(0)) -> false 3.67/1.72 evenodd(s(x), s(0)) -> evenodd(x, 0) 3.67/1.72 3.67/1.72 S is empty. 3.67/1.72 Rewrite Strategy: INNERMOST 3.67/1.72 ---------------------------------------- 3.67/1.72 3.67/1.72 (7) DecreasingLoopProof (LOWER BOUND(ID)) 3.67/1.72 The following loop(s) give(s) rise to the lower bound Omega(n^1): 3.67/1.72 3.67/1.72 The rewrite sequence 3.67/1.72 3.67/1.72 evenodd(s(x1_0), 0) ->^+ not(evenodd(x1_0, 0)) 3.67/1.72 3.67/1.72 gives rise to a decreasing loop by considering the right hand sides subterm at position [0]. 3.67/1.72 3.67/1.72 The pumping substitution is [x1_0 / s(x1_0)]. 3.67/1.72 3.67/1.72 The result substitution is [ ]. 3.67/1.72 3.67/1.72 3.67/1.72 3.67/1.72 3.67/1.72 ---------------------------------------- 3.67/1.72 3.67/1.72 (8) 3.67/1.72 Complex Obligation (BEST) 3.67/1.72 3.67/1.72 ---------------------------------------- 3.67/1.72 3.67/1.72 (9) 3.67/1.72 Obligation: 3.67/1.72 Proved the lower bound n^1 for the following obligation: 3.67/1.72 3.67/1.72 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.67/1.72 3.67/1.72 3.67/1.72 The TRS R consists of the following rules: 3.67/1.72 3.67/1.72 not(true) -> false 3.67/1.72 not(false) -> true 3.67/1.72 evenodd(x, 0) -> not(evenodd(x, s(0))) 3.67/1.72 evenodd(0, s(0)) -> false 3.67/1.72 evenodd(s(x), s(0)) -> evenodd(x, 0) 3.67/1.72 3.67/1.72 S is empty. 3.67/1.72 Rewrite Strategy: INNERMOST 3.67/1.72 ---------------------------------------- 3.67/1.72 3.67/1.72 (10) LowerBoundPropagationProof (FINISHED) 3.67/1.72 Propagated lower bound. 3.67/1.72 ---------------------------------------- 3.67/1.72 3.67/1.72 (11) 3.67/1.72 BOUNDS(n^1, INF) 3.67/1.72 3.67/1.72 ---------------------------------------- 3.67/1.72 3.67/1.72 (12) 3.67/1.72 Obligation: 3.67/1.72 Analyzing the following TRS for decreasing loops: 3.67/1.72 3.67/1.72 The Runtime Complexity (innermost) of the given CpxTRS could be proven to be BOUNDS(n^1, n^1). 3.67/1.72 3.67/1.72 3.67/1.72 The TRS R consists of the following rules: 3.67/1.72 3.67/1.72 not(true) -> false 3.67/1.72 not(false) -> true 3.67/1.72 evenodd(x, 0) -> not(evenodd(x, s(0))) 3.67/1.72 evenodd(0, s(0)) -> false 3.67/1.72 evenodd(s(x), s(0)) -> evenodd(x, 0) 3.67/1.72 3.67/1.72 S is empty. 3.67/1.72 Rewrite Strategy: INNERMOST 3.67/1.74 EOF